1. a) A speed boat moves through the water with two forces acting on it. One is a 6000N forward push by the water on the propeller, and the other is a 5500N resistive force due to the water around the bow. (i) What is the acceleration of the 3000 kg boat? (ii) If it starts from rest, how far will the boat move in two minute? (a) acceleration of the speed boat = m/s2 and the distance of the speed boat move in two minute =

Q: A young 200 kg bear climbed onto a tall tree in the woods to collect some honey! The satisfied bear…

A:

Q: A) Suppose m1 = 4.5 kg and there is no friction between m2and the ramp. What would the mass m2 have…

A: The free body diagram of the system is as shown below

Q: A freight train has a mass of 1.5x 10^7kg. If the locomotive can exert a constant pull of 7.5x 10^5N…

A: Mass of the train is m=1.5×107 kg The locomotive can pull with a force, F=7.5×105 N As the the train…

Q: A 50 kg wooden crate rests on a horizontal concrete floor. The coefficent of friction is Ms= 0.7.…

A: Coefficient of friction is Ms = 0.7 Mass of the crate is m = 50 kg Force applied to the crate is F =…

Q: A boat moves through the water with two forces acting on it. One is a 1500 N forward push by the…

A: Here, we calculate  the given as follow;

Q: 1200-kg car pulls a boat on a trailer. a) What total force resists the motion of the car, boat,…

A: Given values -  Mass of Car = mc = 1200 kg  Force = F = 2000 N  Acceleration = a = 0.5 m/s2 Mass of…

Q: Two blocks of mass m1 = 4 ?? and m2 = 6 kg are connected by a rope that goes over a  frictionless…

A:

Q: A certain type of Formula1 car can accelerate from 0.00 m/sto 100.0 m/s in 3.25 s. The car has a…

A: The initial velocity of the car, u= 0 m/s The final velocity of the car, v=100 m/s The time taken to…

Q: A 275 kg mule pushes backward with its feet 1.50 kN, 180.0° on the ground as it pulls a cart…

A: Given: mass of mule m1 = 275 kg backward force of mule fb = 1.50 kN = 1500 N (backwards) motion of…

Q: In an emergency stop to avoid an accident, a shoulder-strap seatbelt holds a 58 passenger in place.…

A: The speed of the car in m/s is The change in velocity here is

Q: A 50 kg student enters a 1000 kg elevator at rest. When the elevator begins to move, she has an…

A:

Q: ou stand on a snowboard and hold a rope tied to a friends snowmobile. The rope makes a 12° angle…

A: Visualize the problem:

Q: An 81.0 kg sprinter starts a race with an acceleration of 2.32 m/s2. What is the net external force…

A:

Q: You want to push your 53.0 kg friend up the 33.0° ramp of a slide in a nearby park. You do so by…

A:

Q: A car of mass 1550 kg coasts down a hill inclined at an angle 5.000. The car is acted on by three…

A: Given data: Mass of the car m =1550 kg Angle θ=5°

Q: A net force of 500 N gives an object an acceleration of 4.00 m/s². (a) what net force is needed to…

A: (a) First find the mass of the object m=Fa   =500 N4.00 ms2   =125 kg The force required to give the…

Q: A boat moves through the water with two forces acting on it. One is a 1,500-N forward push by the…

A:

Q: A 4.44-kg bucket suspended by a rope is accelerated upwards from an initial rest position. If the…

A:

Q: An 80.0-kg passenger in an SUV traveling at 1.00 × 10³ km/h is wearing a seat belt. The driver slams…

A: We have to determine the force of the seat belt on the passenger.

Q: A mental tug of war has erupted in your conscience.  Your shoulder angel is tugging with a force of…

A:

Q: 50-kg man and 43-kg woman push off each other and the woman accelerates at 1.71m/s^2. What force…

A:

Q: ckey puck slides down a frictionless ramp with an acceleration of 5.00 m/s2. What angle does the…

A: We know that We have given that The hockey puck slides down a frictionless ramp with an acceleration…

Q: A 75.0 kg crate which is initially at rest, is acting

A: Given data:  Mass (m) = 75.0 kg Initial velocity (u) = 0 m/s Force (F) = 250 N Time (t) = 15.0 s…

Q: 1. a) A speed boat moves through the water with two forces acting on it. One is a 2200N forward push…

A: Given: The force that is applied by the water on the propeller = 2200 N The force due to water…

Q: In the figure, blocks A and B have weights of 47 N and 22 N, respectively. (a) Determine the minimum…

A:

Q: A lamp hangs vertically from a cord in a de scending elevator that decelerates at 2.4 m/s², (a) If…

A: Here we have to find (a) Lamp's mass and (b) Cord's tension For each free body diagram of the FBD,…

Q: You are going up in an elevator. Initially the elevator accelerates for 2.0 s to 6.0 m/s. Then it…

A: The mass from the weight can be calculated using the standard formula for weight as below,

Q: fisherman is fishing from a bridge and is using a "65-N test line." In other words, the line will…

A: Let w =weight of fish = m×g    Also , F = 65N   a) At constant speed, acceleration = a= 0    So,…

Q: Thinking of a sled on a very icy, flat road, so slick that there is no friction, we will imagine…

A: Given: A sled is moving from left to right on a very icy, flat road, so slick that there is no…

Q: Suppose a 59.5 kg gymnast climbs a rope. (a) What is the tension (in N) in the rope if he climbs at…

A:

Q: A 5.0 kg crate is accelerating along a frictionless floor. If the applied forces are F1 = 20.0N and…

A: Given:Mass of the crate, m = 5 kgForce F1 = 20 NForce F2 = 20 N

Q: A 3 kg mass is observed to accelerate 20 m/s2, 20 degrees. Two forces act on the object. One force…

A: It is given that,

Q: A car is moving on a flat road with a constant velocity of 40.0 m/s. The car has a mass of 1500. kg.…

A: Given: mass of the car = 1500 kg initial velocity (u)= 40 m/s final velocity (v) = 0 m/s…

Q: Your groceries are in a bag with paper handles. The two handles together will tear off if a force…

A:

Q: person of mass 55 kg has an initial speed of 5.0 m/s runs in a straight line, and its speed…

A:

Q: skydiver reaches a "terminal velocity" of 120 km/h. If the skydiver has a mass of 59.0 kg, what is…

A:

Q: 4. (a) A rescue helicopter is lifting a man who weighs 870 N from a capsized boat by means of a…

A:

Q: Chapter 04, Problem 072 7 Your answer is partially correct. Try again. A fisherman is fishing from a…

A: Using Newton’s second law,

Q: A 20,000 kg truck is traveling down the highway at a speed of 29.1 m/s.  Upon observing that there…

A: The given values in the problem are:Mass of the truck (m) = 20,000 kgInitial speed of the truck (u)…

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: